xref: /webtrees/app/Report/ReportHtmlText.php (revision 8ba2e6268c47e6eaf578c571d83b4eab25c35320)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2018 webtrees development team
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16namespace Fisharebest\Webtrees\Report;
17
18/**
19 * Class ReportHtmlText
20 */
21class ReportHtmlText extends ReportBaseText
22{
23    /**
24     * Render the elements.
25     *
26     * @param ReportHtml $renderer
27     * @param int        $curx
28     * @param bool       $attrib Is is called from a different element?
29     */
30    public function render($renderer, $curx = 0, $attrib = true)
31    {
32
33        // Setup the style name
34        if ($renderer->getCurrentStyle() != $this->styleName) {
35            $renderer->setCurrentStyle($this->styleName);
36        }
37        $temptext = str_replace('#PAGENUM#', $renderer->pageNo(), $this->text);
38        // underline «title» part of Source item
39        $temptext = str_replace([
40            '«',
41            '»',
42        ], [
43            '<u>',
44            '</u>',
45        ], $temptext);
46
47        // If any text at all
48        if (!empty($temptext)) {
49            // If called by an other element
50            if (!$attrib) {
51                $renderer->write($temptext, $this->color);
52            } else {
53                // Save the start positions
54                $startX = $renderer->getX();
55                $startY = $renderer->getY();
56                $width  = $renderer->getRemainingWidth();
57                // If text is wider then page width then wrap it
58                if ($renderer->getStringWidth($temptext) > $width) {
59                    $lines = explode("\n", $temptext);
60                    foreach ($lines as $line) {
61                        echo '<div style="position:absolute;top:', $startY, 'pt;', $renderer->alignRTL, ':', $startX, 'pt;width:', $width, 'pt;">';
62                        $line   = $renderer->textWrap($line, $width);
63                        $startY += $renderer->getTextCellHeight($line);
64                        $renderer->setY($startY);
65                        $renderer->write($line, $this->color);
66                        echo "</div>\n";
67                    }
68                } else {
69                    echo '<div style="position:absolute;top:', $startY, 'pt;', $renderer->alignRTL, ':', $startX, 'pt;width:', $width, 'pt;">';
70                    $renderer->write($temptext, $this->color);
71                    echo "</div>\n";
72                    $renderer->setX($startX + $renderer->getStringWidth($temptext));
73                    if ($renderer->countLines($temptext) != 1) {
74                        $renderer->setXy(0, ($startY + $renderer->getTextCellHeight($temptext)));
75                    }
76                }
77            }
78        }
79    }
80
81    /**
82     * Returns the height in points of the text element
83     * The height is already calculated in getWidth()
84     *
85     * @param ReportHtml $html
86     *
87     * @return float
88     */
89    public function getHeight($html): float
90    {
91        $ct = substr_count($this->text, "\n");
92        if ($ct > 0) {
93            $ct += 1;
94        }
95        $style = $html->getStyle($this->styleName);
96
97        return ($style['size'] * $ct) * $html->cellHeightRatio;
98    }
99
100    /**
101     * Get the width of text and wrap it too
102     *
103     * @param ReportHtml $html
104     *
105     * @return float|array
106     */
107    public function getWidth($html)
108    {
109        // Setup the style name
110        if ($html->getCurrentStyle() != $this->styleName) {
111            $html->setCurrentStyle($this->styleName);
112        }
113
114        // Check for the largest font size in the box
115        $fsize = $html->getCurrentStyleHeight();
116        if ($fsize > $html->largestFontHeight) {
117            $html->largestFontHeight = $fsize;
118        }
119
120        // Get the line width for the text in points
121        $lw = $html->getStringWidth($this->text);
122        // Line Feed counter - Number of lines in the text
123        $lfct = $html->countLines($this->text);
124        // If there is still remaining wrap width...
125        if ($this->wrapWidthRemaining > 0) {
126            // Check with line counter too!
127            if ($lw >= $this->wrapWidthRemaining || $lfct > 1) {
128                $newtext            = '';
129                $wrapWidthRemaining = $this->wrapWidthRemaining;
130                $lines              = explode("\n", $this->text);
131                // Go throught the text line by line
132                foreach ($lines as $line) {
133                    // Line width in points + a little margin
134                    $lw = $html->getStringWidth($line);
135                    // If the line has to be wraped
136                    if ($lw > $wrapWidthRemaining) {
137                        $words    = explode(' ', $line);
138                        $addspace = count($words);
139                        $lw       = 0;
140                        foreach ($words as $word) {
141                            $addspace--;
142                            $lw += $html->getStringWidth($word . ' ');
143                            if ($lw <= $wrapWidthRemaining) {
144                                $newtext .= $word;
145                                if ($addspace != 0) {
146                                    $newtext .= ' ';
147                                }
148                            } else {
149                                $lw      = $html->getStringWidth($word . ' ');
150                                $newtext .= "\n$word";
151                                if ($addspace != 0) {
152                                    $newtext .= ' ';
153                                }
154                                // Reset the wrap width to the cell width
155                                $wrapWidthRemaining = $this->wrapWidthCell;
156                            }
157                        }
158                    } else {
159                        $newtext .= $line;
160                    }
161                    // Check the Line Feed counter
162                    if ($lfct > 1) {
163                        // Add a new line feed as long as it’s not the last line
164                        $newtext .= "\n";
165                        // Reset the line width
166                        $lw = 0;
167                        // Reset the wrap width to the cell width
168                        $wrapWidthRemaining = $this->wrapWidthCell;
169                    }
170                    $lfct--;
171                }
172                $this->text = $newtext;
173                $lfct       = substr_count($this->text, "\n");
174
175                return [
176                    $lw,
177                    1,
178                    $lfct,
179                ];
180            }
181        }
182        $l    = 0;
183        $lfct = substr_count($this->text, "\n");
184        if ($lfct > 0) {
185            $l = 2;
186        }
187
188        return [
189            $lw,
190            $l,
191            $lfct,
192        ];
193    }
194}
195